The document discusses the inverted pyramid principle of journalism, which states that news articles should present the most important information at the top, with each subsequent paragraph providing progressively less essential details. It originated with 19th century wartime reporters transmitting stories by telegraph, who wanted crucial facts to transmit first in case the connection failed. The principle remains relevant today because busy readers expect the most significant details up front, or they will stop reading. The inverted pyramid guides writers to start with the key points and facts of the story before adding any additional context or background.